Russian Journal of Inorganic Chemistry, Tập 22Chemical Society., 1977 |
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Kết quả 1-3 trong 75
Trang 64
... Lead Complexes of Methylthymol Blue and Diphenyl- guanidine O.A.Tataev and M.N.Magaramov The formation of lead ( II ) complexes of Methylthymol Blue ( MTB ) and the diphenylguanidinium cation ( DPGH * ) has been investigated ...
... Lead Complexes of Methylthymol Blue and Diphenyl- guanidine O.A.Tataev and M.N.Magaramov The formation of lead ( II ) complexes of Methylthymol Blue ( MTB ) and the diphenylguanidinium cation ( DPGH * ) has been investigated ...
Trang 65
... lead complex of MTB . The associated species obeys Beer's law ( for the 1 : 4 phase ratio ) in the lead concentration range in the aqueous phase 0.06-2.5 μg m1 ' . The number of hydrogen ions substituted by lead ions in the MTB molecule ...
... lead complex of MTB . The associated species obeys Beer's law ( for the 1 : 4 phase ratio ) in the lead concentration range in the aqueous phase 0.06-2.5 μg m1 ' . The number of hydrogen ions substituted by lead ions in the MTB molecule ...
Trang 131
... lead oxides by the ozonation of aqueous solutions of lead ( 11 ) hydroxide are described . A precipitate of the dioxide is formed in the pH range 6.5-9 , the monoxide at pH 9-13 . Consequently , it is convenient to observe the reactions ...
... lead oxides by the ozonation of aqueous solutions of lead ( 11 ) hydroxide are described . A precipitate of the dioxide is formed in the pH range 6.5-9 , the monoxide at pH 9-13 . Consequently , it is convenient to observe the reactions ...
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COORDINATION equalisation of the electronegativities | 13 |
73 | 13 |
Preparation and some properties of tungsten | 13 |
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1975 Translated absorption bands absorption spectra acid Akad alkali metal ammonium analysis anion aqueous solutions atoms bond bromine caesium calculated cations cerium Chem chemical Chemistry chloride cm-¹ cm¹ complexes composition compounds concen concentration coordination copper(II corresponding crystallisation crystals curves decomposition dehydration determined electronic endothermic endothermic effect equilibrium diagram ethanol experimental Figure formation formed H₂O hafnium heating hydrogen hydrolysis hydroxide infrared infrared spectra Inorg Inorganic interaction investigated ions iron(III isotherms kcal Khim Khimiya lanthanide lanthanum ligand melts metaphosphates method mixtures mole molecules Moscow Na₂HPO4 Nauk SSSR Neorg nickel(II obtained optical density oxide oxygen phosphate potassium precipitates protons range ratio reaction Russ salts shows sodium solid phase solid solutions solubility specimens spectrum stability constants structure studied sulphate Table temperature thermal tion titanium titration Translated from Zhurnal tungsten vanadium(III vibrations wavenumbers X-ray diffraction X-ray diffraction patterns Zhur Zhurnal Neorganicheskoi Khimii